THQL1120DF GE Dual Function Circuit Breaker

The GE THQL1120DF 20 A Dual-Function Circuit Breaker combines Arc Fault (AFCI) and Ground Fault (GFCI) protection in one compact unit. By Evolt Electrical Supply—100% Canadian-owned, offering competitive pricing and fast shipping nationwide.

Frequently Asked Questions

• What does this breaker do? It protects residential circuits from arc faults and ground faults simultaneously using both AFCI and GFCI technology.
• Who is it for? Electricians, homeowners, OEMs, MRO teams, and industrial buyers needing code-compliant safety solutions.
• Where is it used? Ideal for bedrooms, kitchens, RVs, workshops, load centers, and commercial panels.

Common Use Scenarios

• Protecting bedroom or living room circuits requiring both AFCI and GFCI protection
• Ground-fault protection in kitchens and bathrooms
• Safety upgrade in older GE or ABB panels with plug-in THQL breakers

Installation Tips

• Ensure panel compatibility—fits GE Q-Line/THQL series load centers and ABB ReliaHome panels.
• Use correct torque when tightening #14‑8 AWG copper or #12‑8 AWG aluminium conductors.

Manufactured by GE (now ABB), this plug-in breaker is CSA & UL listed, features a 10–22 kA interrupting rating, and meets 2014 NEC code mandates. It's reliable, vibration-resistant, and offers a secure connection with long-time and instantaneous thermal-magnetic trip functions—all backed by competitive pricing, fast shipping, and a Canadian family business you can trust.